It will be a clash of generations as Anand is pitted against a very young field comprising 21-year-old Giri, American Wesley So (22) and Liren Ding of China who just celebrated his 23rd birthday.
Anand, who turns 46 in December, will have his task cut out against an agile opposition, known to be fierce fighters.
The Indian starts as the rating favourite ranked fourth in world rankings while Giri is the second seed ahead of Ding and Wesley So. The live rankings, however, tell a different story where Anand is tied second in world rankings while Ding, Giri and Wesley are placed eighth, ninth and tenth respectively.
The format is small with just six rounds slated over a week wherein each of the four players will compete twice against others.
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The rate of play is also interesting with 90 minutes for the first 40 moves and then 60 minutes to finish the game. After move 41, the players will get a 10-second increment for every move they make.
The start will be crucial for Anand as Giri is known as a rock-solid player. An early victory could lend wings to Anand's campaign and he can look forward to good outings against Wesley So and Liren Ding too.
The Chinese and Wesley So have elevated themselves in the world elite recently and they would want to retain their places. In the other first round game, The American will start with white pieces.